67 tcp_template(struct tcpcb *tp)  in tcp_template()  argument
69 	struct socket *so = tp->t_socket;  in tcp_template()
70 	register struct tcpiphdr *n = &tp->t_template;  in tcp_template()
105 tcp_respond(struct tcpcb *tp, struct tcpiphdr *ti, struct mbuf *m,  in tcp_respond()  argument
112 	DEBUG_ARG("tp = %lx", (long)tp);  in tcp_respond()
119 	if (tp)  in tcp_respond()
120 		win = sbspace(&tp->t_socket->so_rcv);  in tcp_respond()
158 	if (tp)  in tcp_respond()
159 		ti->ti_win = htons((u_int16_t) (win >> tp->rcv_scale));  in tcp_respond()
183 	register struct tcpcb *tp;  in tcp_newtcpcb()  local
185 	tp = (struct tcpcb *)malloc(sizeof(*tp));  in tcp_newtcpcb()
186 	if (tp == NULL)  in tcp_newtcpcb()
189 	memset((char *) tp, 0, sizeof(struct tcpcb));  in tcp_newtcpcb()
190 	tp->seg_next = tp->seg_prev = (struct tcpiphdr*)tp;  in tcp_newtcpcb()
191 	tp->t_maxseg = TCP_MSS;  in tcp_newtcpcb()
193 	tp->t_flags = TCP_DO_RFC1323 ? (TF_REQ_SCALE|TF_REQ_TSTMP) : 0;  in tcp_newtcpcb()
194 	tp->t_socket = so;  in tcp_newtcpcb()
201 	tp->t_srtt = TCPTV_SRTTBASE;  in tcp_newtcpcb()
202 	tp->t_rttvar = TCPTV_SRTTDFLT << 2;  in tcp_newtcpcb()
203 	tp->t_rttmin = TCPTV_MIN;  in tcp_newtcpcb()
205 	TCPT_RANGESET(tp->t_rxtcur,  in tcp_newtcpcb()
209 	tp->snd_cwnd = TCP_MAXWIN << TCP_MAX_WINSHIFT;  in tcp_newtcpcb()
210 	tp->snd_ssthresh = TCP_MAXWIN << TCP_MAX_WINSHIFT;  in tcp_newtcpcb()
211 	tp->t_state = TCPS_CLOSED;  in tcp_newtcpcb()
213 	so->so_tcpcb = tp;  in tcp_newtcpcb()
215 	return (tp);  in tcp_newtcpcb()
223 struct tcpcb *tcp_drop(struct tcpcb *tp, int err)  in tcp_drop()  argument
232 	DEBUG_ARG("tp = %lx", (long)tp);  in tcp_drop()
235 	if (TCPS_HAVERCVDSYN(tp->t_state)) {  in tcp_drop()
236 		tp->t_state = TCPS_CLOSED;  in tcp_drop()
237 		(void) tcp_output(tp);  in tcp_drop()
245 	return (tcp_close(tp));  in tcp_drop()
255 tcp_close(struct tcpcb *tp)  in tcp_close()  argument
258 	struct socket *so = tp->t_socket;  in tcp_close()
262 	DEBUG_ARG("tp = %lx", (long )tp);  in tcp_close()
265 	t = tcpfrag_list_first(tp);  in tcp_close()
266 	while (!tcpfrag_list_end(t, tp)) {  in tcp_close()
277 	free(tp);  in tcp_close()
307 	struct tcpcb *tp = intotcpcb(inp);  local
309 	if (tp)
310 		tp->snd_cwnd = tp->t_maxseg;
330 tcp_sockclosed(struct tcpcb *tp)  in tcp_sockclosed()  argument
334 	DEBUG_ARG("tp = %lx", (long)tp);  in tcp_sockclosed()
336 	switch (tp->t_state) {  in tcp_sockclosed()
341 		tp->t_state = TCPS_CLOSED;  in tcp_sockclosed()
342 		tp = tcp_close(tp);  in tcp_sockclosed()
347 		tp->t_state = TCPS_FIN_WAIT_1;  in tcp_sockclosed()
351 		tp->t_state = TCPS_LAST_ACK;  in tcp_sockclosed()
355 	if (tp && tp->t_state >= TCPS_FIN_WAIT_2)  in tcp_sockclosed()
356 		soisfdisconnected(tp->t_socket);  in tcp_sockclosed()
357 	if (tp)  in tcp_sockclosed()
358 		tcp_output(tp);  in tcp_sockclosed()
592 	struct tcpcb *tp;  in tcp_connect()  local
648 	tp = sototcpcb(so);  in tcp_connect()
650 	tcp_template(tp);  in tcp_connect()
661 	tp->t_state = TCPS_SYN_SENT;  in tcp_connect()
662 	tp->t_timer[TCPT_KEEP] = TCPTV_KEEP_INIT;  in tcp_connect()
663 	tp->iss = tcp_iss;  in tcp_connect()
665 	tcp_sendseqinit(tp);  in tcp_connect()
666 	tcp_output(tp);  in tcp_connect()